<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org"
      xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity5">
<head>
    <meta charset="UTF-8" >
    <title>Title</title>
</head>
<body>

<form th:action="@{/index}" method="post">
    <input type="submit" value="注销"/>
</form>
<h1>葵花宝典:欲练此功必先自宫！！！！
</h1>
</body>
</html>